Thermovoltuc or Thermovoltaic: How To spell?
The word Thermovoltuc is misspelled against Thermovoltaic, an adjective meaning "relating to heat and electricity; especially, relating to thermal effects produced by voltaic action."
Word contains consecutive vowels 'AI' in between alphabets thermovolt & c is misspelled as 'U'Wrong Spelling:  thermovolt-u-c  Correct Spelling:  thermovolt-ai-c 
Check more misspelled words of Thermovoltaic to spell it correct.